B2B Data

Featured

AI in Go-to-Market Is Only as Strong as the Data Behind It

AI is transforming go-to-market, but without high-quality data, it risks scaling bad decisions. Here’s why data readiness is the real competitive edge.

B2B Data

Spotlight

Customer Data Deduplication: Best Methods & Tools

B2B Data

Spotlight

B2B Data Integration: Best Tools and Guide

Ilse Van Rensburg

Senior Content Manager

Ilse is a Senior Content and Strategy Manager specialising in B2B growth, sales-aligned content, and long-form strategic analysis. She writes extensively on topics including prospecting, lead generation, compliance, and commercial decision-making, with a focus on producing practical, evidence-led content that supports revenue teams and builds buyer confidence.

Ilse is also a published novelist. This background informs her approach to content strategy, bringing a strong command of structure, narrative, and audience understanding to the creation of thoughtful, high-impact content.

Expertise

B2B marketing
B2B sales
B2B data
Compliance

Education

University of South Africa: BA Languages and Literature, Creative Writing
UX Writing Hub: UX Writing Certification, Marketing

Demand Generation B2B Marketing

What is B2B Email Marketing? Tips and Examples for 2026

Learn everything you need to launch successful B2B email marketing campaigns and increase marketing and sales revenue. Click to read Cognism’s guide!

Lead Generation

What Is a Lead Source? Types and Best Practices for 2026

Explore lead sourcing this year: dive into diverse types, tracking, and best practices to elevate your marketing. Begin your journey to mastery today!

Marketing Data

GDPR for B2B Marketing: Guide to Rules & Regulations (2025)

How does GDPR affect marketing? Read this guide for an overview of the latest rules and regulations with a checklist to ensure compliance in your business.

Demand Generation

How to Structure Your Demand Generation Team

A strategic demand generation team structure is essential if you’re planning to switch off lead gen activity. Click to Learn how to structure your team.

Sales Cold Calling Thought Leadership

Tired of Cold Call Rejection? Top Tips to Handle Rebuttals

Feeling the sting of cold calling rejection? In this article, Cognism provides its best tips on how to handle rebuttals for better sales calls.

Marketing Lead Generation

Email Marketing for Lead Generation: How to Close More Deals

Learn how to effectively use email marketing for lead generation to attract customers, drive sales and close more deals. Click to read Cognism’s guide!

B2B Data

Using Account Based Marketing Data for More Revenue

Unlock the potential of account based marketing data and revolutionise your revenue strategies. Find out how in this comprehensive guide from Cognism!

Sales Outbound

AE Sales: Tips and Strategies for Winning Deals

Discover AE sales with this informative guide from Cognism. Click for the definition of an account executive and the top strategies to win more B2B deals.

Demand Generation Marketing

Marketing Pipeline: Crafting a Strategy to Drive Revenue

Discover the winning marketing pipeline strategy Cognism uses, plus the stages you need to include to drive more revenue and impress your investors!

The Cognism Blog

Cognism Connect

Ilse Van Rensburg

Expertise

Education

Posts by Ilse Van Rensburg

Reach the right people, faster

An average of 20-40% pipeline increase for Cognism customers.